I have always been attracted to the comic baseball postcards that take the baseball terminology and apply it to other things such as lovers. A Base Hit for example.
Dwight L. Moody was one of the great evangelists of the 19th century. Moody started the Bible-Work Institute of the Chicago Evangelization Society (renamed Moody Bible Institute shortly before his death), one of the first in the Bible school movement.
During the postcard era we can see the progression of American transportation from horse and buggy to jet planes. But the early days of automobile transportation is the most fun to collect.
The fall auction at the Lyn Knight gallery proved once again that the postcard hobby is alive and well. Bidding wars were fought for many fantastic postcards. Record prices were achieved on real photo postcards, as well as artist signed and Halloween.
In 1906, there was a trade publication that came out every month or two that was sent to people to encourage them to sell postcards. The covers say “Appealing to the Stationery, Art & Souvenir Novelty Dealers.”
Many collectors are looking for new twists on collecting to keep them on a quest for unusual material; one such "side" collection is African-American imagery on Halloween postcards.